Take Me Through All the Worlds in the Apocalyptic System

Yang Chao, who was in a university classroom, was suddenly transported to the system space. System: Master, there are still 48 hours left for this universe to be invaded by an alien civilization, resulting in the invasion of the former's cosmic energy. The entire earth's creatures that can adapt will evolve, and those that cannot adapt will mutate into zombies. The owner is assured of this system and can go to Wanjie to sign in. The longer you sign in, the more generous the rewards will be. System: Congratulations to the host for successfully signing in for the first time. The location is Titan*K and the time is 2 days. Reward: An AK47 with unlimited bullets System: Congratulations to the host for successfully signing in for the second time. The location is One Piece World and the time is 15 days. Reward: King Yuange Template System: Congratulations to the host for successfully signing in for the third time. The location is Legend of Sword and Fairy World and the time is 25 days. Reward: DC Aquaman Atlantis Bloodline This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.